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And there's image/x-xcf type finding for all the GIMP people
Original commit message from CVS: And there's image/x-xcf type finding for all the GIMP people
This commit is contained in:
Iain Holmes
parent
2665c843bd
commit
cf2adfbb33
1 changed files with 120 additions and 5 deletions
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@ -855,6 +855,103 @@ ogg_type_find (GstTypeFind *tf, gpointer unused)
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}
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}
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/*** image/jpeg ***************************************************************/
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#define JPEG_CAPS gst_caps_new ("jpeg_type_find", "image/jpeg", NULL)
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static void
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jpeg_type_find (GstTypeFind *tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 10);
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guint8 header[2] = {0xFF, 0xD8};
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if (data && memcmp (data, header, 2) == 0) {
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if (memcmp (data + 6, "JFIF", 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, JPEG_CAPS);
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} else if (memcmp (data + 6, "Exif", 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, JPEG_CAPS);
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} else {
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gst_type_find_suggest (tf, GST_TYPE_FIND_POSSIBLE, JPEG_CAPS);
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}
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}
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}
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/*** image/gif *********************/
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#define GIF_CAPS gst_caps_new ("gif_type_find", "image/gif", NULL)
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static void
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gif_type_find (GstTypeFind *tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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if (data && memcmp (data, "GIF8", 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, GIF_CAPS);
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}
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}
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/*** image/png ********************/
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#define PNG_CAPS gst_caps_new ("png_type_find", "image/png", NULL)
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static void
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png_type_find (GstTypeFind *tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 8);
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guint8 header[4] = {0x0D,0x0A, 0x1A, 0x0A};
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if (data && (data[0] == 0x89) && memcmp (data + 1, "PNG", 3) == 0) {
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if (memcmp (data + 4, header, 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, PNG_CAPS);
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}
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}
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}
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/*** image/bmp *********************/
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#define BMP_CAPS gst_caps_new ("bmp_type_find", "image/bmp", NULL)
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static void
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bmp_type_find (GstTypeFind *tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 14);
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if (data && memcmp (data, "BM", 2) == 0) {
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if (data[14] == GUINT16_TO_LE (12) ||
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data[14] == GUINT16_TO_LE (64) ||
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data[14] == GUINT16_TO_LE (40)) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, BMP_CAPS);
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}
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}
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}
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/*** image/tiff ********************/
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#define TIFF_CAPS(endian) (endian == 0 ? \
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GST_CAPS_NEW ("tiff_type_find", "image/tiff", \
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"endianness", GST_PROPS_INT_RANGE (G_LITTLE_ENDIAN, G_BIG_ENDIAN)) : \
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GST_CAPS_NEW ("tiff_type_find", "image/tiff", \
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"endianness", GST_PROPS_INT (endian)))
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static void
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tiff_type_find (GstTypeFind *tf, gpointer ununsed)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 8);
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guint8 le_header[4] = {0x49, 0x49, 0x2A, 0x00};
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guint8 be_header[4] = {0x4D, 0x4D, 0x00, 0x2A};
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if (data) {
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if (memcmp (data, le_header, 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, TIFF_CAPS (G_LITTLE_ENDIAN));
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} else if (memcmp (data, be_header, 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, TIFF_CAPS (G_BIG_ENDIAN));
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}
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}
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}
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/*** image/x-xcf *****************/
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#define XCF_CAPS GST_CAPS_NEW ("xcf_type_find", "image/x-xcf", NULL)
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static void
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xcf_type_find (GstTypeFind *tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 8);
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if (data && memcmp (data, "gimp xcf", 8) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, XCF_CAPS);
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}
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}
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/*** video/x-matroska *********************************************************/
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#define MATROSKA_CAPS gst_caps_new ("matroska_type", "video/x-matroska", NULL)
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@ -942,9 +1039,15 @@ plugin_init (GModule *module, GstPlugin *plugin)
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static gchar * aiff_exts[] = {"aiff", "aif", "aifc", NULL};
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static gchar * shn_exts[] = {"shn", NULL};
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static gchar * uri_exts[] = {"ram", NULL};
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static gchar * jpeg_exts[] = {"jpg", "jpe", "jpeg", NULL};
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static gchar * gif_exts[] = {"gif", NULL};
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static gchar * png_exts[] = {"png", NULL};
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static gchar * bmp_exts[] = {"bmp", NULL};
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static gchar * tiff_exts[] = {"tif", "tiff", NULL};
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static gchar * matroska_exts[] = {"mkv", "mka", NULL};
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static gchar * dv_exts[] = {"dv", NULL};
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static gchar * sid_exts[] = {"sid", NULL};
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static gchar * xcf_exts[] = {"xcf", NULL};
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GST_DEBUG_CATEGORY_INIT (type_find_debug, "typefindfunctions", GST_DEBUG_FG_GREEN | GST_DEBUG_BG_RED, "generic type find functions");
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@ -982,18 +1085,30 @@ plugin_init (GModule *module, GstPlugin *plugin)
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utf8_type_find, utf8_exts, UTF8_CAPS, NULL);
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gst_type_find_factory_register (plugin, "text/uri-list", GST_ELEMENT_RANK_MARGINAL,
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uri_type_find, uri_exts, URI_CAPS, NULL);
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gst_type_find_factory_register (plugin, "audio/x-wav", GST_ELEMENT_RANK_SECONDARY,
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gst_type_find_factory_register (plugin, "audio/x-wav", GST_ELEMENT_RANK_PRIMARY,
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wav_type_find, wav_exts, WAV_CAPS, NULL);
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gst_type_find_factory_register (plugin, "audio/x-aiff", GST_ELEMENT_RANK_SECONDARY,
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gst_type_find_factory_register (plugin, "audio/x-aiff", GST_ELEMENT_RANK_PRIMARY,
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aiff_type_find, aiff_exts, AIFF_CAPS, NULL);
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gst_type_find_factory_register (plugin, "audio/x-shorten", GST_ELEMENT_RANK_SECONDARY,
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gst_type_find_factory_register (plugin, "audio/x-shorten", GST_ELEMENT_RANK_PRIMARY,
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shn_type_find, shn_exts, SHN_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/jpeg", GST_ELEMENT_RANK_PRIMARY,
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jpeg_type_find, jpeg_exts, JPEG_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/gif", GST_ELEMENT_RANK_PRIMARY,
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gif_type_find, gif_exts, GIF_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/png", GST_ELEMENT_RANK_PRIMARY,
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png_type_find, png_exts, PNG_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/bmp", GST_ELEMENT_RANK_PRIMARY,
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bmp_type_find, bmp_exts, BMP_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/tiff", GST_ELEMENT_RANK_PRIMARY,
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tiff_type_find, tiff_exts, TIFF_CAPS(0), NULL);
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gst_type_find_factory_register (plugin, "video/x-matroska", GST_ELEMENT_RANK_SECONDARY,
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matroska_type_find, matroska_exts, MATROSKA_CAPS, NULL);
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gst_type_find_factory_register (plugin, "video/x-dv", GST_ELEMENT_RANK_SECONDARY,
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dv_type_find, dv_exts, DV_CAPS, NULL);
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gst_type_find_factory_register (plugin, "video/x-sid", GST_ELEMENT_RANK_MARGINAL,
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sid_type_find, sid_exts, SID_CAPS, NULL);
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gst_type_find_factory_register (plugin, "image/x-xcf", GST_ELEMENT_RANK_SECONDARY,
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xcf_type_find, xcf_exts, XCF_CAPS, NULL);
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return TRUE;
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}
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